345-079

This 18" x 21.5" x 1" disposable air filter is an essential component for maintaining peak performance in your home's heating, ventilation, and air conditioning (HVAC) system. Designed to effectively capture common household pollutants such as dust, lint, and pet dander, this replacement filter helps improve indoor air quality while protecting your furnace or air conditioning unit from debris buildup. Regularly replacing your HVAC filter ensures optimal airflow, reduces energy consumption, and extends the lifespan of your appliance. Its lightweight, disposable design makes seasonal maintenance quick and hassle-free, ensuring your living environment stays clean and comfortable.
Type: Air Filter and Cleaners
Size: Standard HVAC Filter
Dimensions: 21.5 in × 18 in × 1 in
Application: Commonly used in residential forced-air furnaces, central air conditioning systems, and heat pump return air grilles to filter recirculating air.
Specifications: Disposable filter media; 1-inch nominal thickness; designed for high-airflow efficiency and particulate capture.